package RadianceM.DistributionSystem.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import java.text.SimpleDateFormat;

@Configuration
public class RedisConfig {

	/**
	 * 若有相同类型的Bean时,优先使用此注解标注的Bean
	 */
	@Bean
	@Primary
	@SuppressWarnings("all")
	public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
		// 为了开发方便,一般直接使用<String, Object>
		RedisTemplate<String, Object> template = new RedisTemplate<>();
		template.setConnectionFactory(redisConnectionFactory);

		// 配置具体的序列化方式
		// JSON解析任意对象
		Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
		ObjectMapper om = new ObjectMapper();
		// 指定要序列化的域field,get和set,以及修饰符范围,ANY是都有包括private和public
		om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
		// 指定序列化输入的类型,类必须是非final修饰的,final修饰的类,比如String,Integer等会抛出异常
		om.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL);
		// 设置日期格式
		om.setDateFormat(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"));
		jackson2JsonRedisSerializer.setObjectMapper(om);
		// String的序列化
		StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();


		// key采用String的序列化
		template.setKeySerializer(stringRedisSerializer);
		// hash的key也采用String的序列化
		template.setHashKeySerializer(stringRedisSerializer);
		// value的序列化方式采用jackson
		template.setValueSerializer(jackson2JsonRedisSerializer);
		// hash的value序列化方式采用jackson
		template.setHashValueSerializer(jackson2JsonRedisSerializer);
		// 设置所有配置
		template.afterPropertiesSet();

		return template;
	}
}
